This standard specifies the type test methods and factory test methods for reciprocating hydraulic steering gear thrust cylinders. Only applicable to reciprocating plunger (piston) servo.
JT/T 443-2001 history
2021JT/T 443-2021 Hydraulic steering gear thrust hydraulic cylinder test method
2001JT/T 443-2001 The test method of oil cylinder for rudders in hydraulic steering gear